Tic is a word for involuntary actions. Most people who have tourettes have tics but it isn't unheard of for people without tourettes to have tics.
by Trevin November 2, 2004
by bill February 19, 2003
"That really tics me off"
by kimber nicole May 2, 2005
by McKenzie February 28, 2005
The drug phencycledine, more commonly known as PCP or angel dust, in a powder form. Tic is either snorted, or sprinkled on a marijuana or tobacco cigarette, and smoked. This form of PCP was very common in the 1970s and 1980s, where as, in recent years, it has been replaced by a liquid form of the drug known as "wet" (e.g. "Dippers," "sherm sticks")
by Cowboy Stanley October 21, 2012
by Shan'zers May 11, 2011